of the natural environment for the demands of tourism and recreation: A case study of the Bydgoszcz … of the natural environment for the demands of tourism and recreation: A case study of the Bydgoszcz

of the resources of the natural environment for tourism and recreation Geographia Polonica (1977) vol. … of the resources of the natural environment for tourism and recreation, Jadwiga Warszyńska, Geographia

Protection of the human environment and tourism: Possibilities of co-operation of two spheres of … vol. 52 Protection of the human environment and tourism: Possibilities of co-operation of two spheres of